Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
  • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
  • F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
  • F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
  • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
  • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
  • B29C63/26—Lining or sheathing of internal surfaces
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
  • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
  • B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
  • B29C63/18—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor using tubular layers or sheathings
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
  • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
  • F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
  • F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
  • F16L55/163—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a ring, a band or a sleeve being pressed against the inner surface of the pipe
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
  • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
  • F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
  • F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
  • F16L55/164—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a sealing fluid being introduced in the pipe
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
  • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
  • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
  • F16L55/16—Devices for covering leaks in pipes or hoses, e.g. hose-menders
  • F16L55/162—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe
  • F16L55/165—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section
  • F16L55/1655—Devices for covering leaks in pipes or hoses, e.g. hose-menders from inside the pipe a pipe or flexible liner being inserted in the damaged section a pipe being formed inside the old pipe by winding strip-material
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
  • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
  • B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
  • B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
  • B29B15/10—Coating or impregnating independently of the moulding or shaping step
  • B29B15/12—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
  • B29B15/122—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length with a matrix in liquid form, e.g. as melt, solution or latex
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
  • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
  • B29B15/00—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00
  • B29B15/08—Pretreatment of the material to be shaped, not covered by groups B29B7/00 - B29B13/00 of reinforcements or fillers
  • B29B15/10—Coating or impregnating independently of the moulding or shaping step
  • B29B15/12—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length
  • B29B15/122—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length with a matrix in liquid form, e.g. as melt, solution or latex
  • B29B15/125—Coating or impregnating independently of the moulding or shaping step of reinforcements of indefinite length with a matrix in liquid form, e.g. as melt, solution or latex by dipping
• • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
  • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
  • Y10T156/00—Adhesive bonding and miscellaneous chemical manufacture
  • Y10T156/10—Methods of surface bonding and/or assembly therefor

Definitions

• the positioning assembly is configured to be grasped and manually manipulated by a user. In other embodiments, the positioning assembly is configured to be automatically moved relative to the interior wall of the pipe. In one embodiment, the positioning assembly is configured to selectively rotate about a longitudinal axis of the pipe to circumferentially place resin-impregnated fiber bundle along the interior wall of the pipe. In some embodiments, the fiber bundle comprises a carbon fiber bundle. In other embodiments, the resin source is generally positioned between a raw fiber bundle source and the positioning assembly.
• the positioning assembly comprises at least one joint, which is configured to permit a user to modify an angle at which a resin- impregnated fiber bundle is placed on the interior wall of the pipe.
• the controller is configured to selectively regulate the movement of the positioning assembly about the longitudinal axis of the pipe.
• the positioning assembly is configured to be moved longitudinally within the pipe so as to coat a desired longitudinal section of the interior wall of the pipe with resin-impregnated fiber bundle.
• the controller is configured to control a longitudinal movement of the positioning assembly within the pipe.
• the system further includes a trowel which is located at the distal end of the arm and which is generally configured to splay or otherwise spread the resin-saturated carbon fiber bundle onto the pipe wall.
• the trowel is approximately 8 inches wide. In other embodiments, the width of the trowel is greater or less than 8 inches.
• the trowel is removable from the positioning assembly for cleaning, repair, maintenance or replacement purposes.
• the system comprises a controller for regulating the manner in which the resin-saturated carbon fiber bundle is advanced through the positioning assembly and to the trowel.
• the positioning assembly is configured to selectively rotate about a longitudinal axis of the pipe to place resin-saturated carbon fiber bundle along an entire circumference of the pipe wall.
• resin-saturated carbon fiber bundle splayed by the trowel is configured to directly adhere to the pipe wall with or without the use of any tack coats or other layers.
• FIG. 4 illustrates a cross-sectional view of a reinforcing system being used to coat the interior wall of a pipe with fiber bundles or roving according to yet another embodiment
• FIG. IA illustrates one embodiment of a system 10 configured to reinforce an interior wall W of a pipe P.
• the system 10 can be adapted to provide one or more layers of fiber reinforced polymer, such as, for example, carbon fiber reinforced polymer (CFRP), to the pipe wall W.
• CFRP carbon fiber reinforced polymer
• the devices, systems, methods and features disclosed herein, or equivalents thereof can be modified so as to be used in the structural reinforcement of other below-ground and above-ground devices, structures or other items, such as, for example, tunnels, galleries, chimneys, smoke stacks, tanks, reservoirs, walls, other structures and/or the like.
• the bundle or roving 24 can include a spiral, spooled, and/or any other orientation within the box or other bulk container, as desired or required. Regardless of how the raw bundle or roving 24 is supplied, it can be configured to be easily routed to one or more downstream steps (e.g., delivered to and through a resin saturation system, a positioning assembly, a spreading member and/or the like.
• a box or other bulk container comprising raw bundle e.g., resin-less fiber bundle
• a reinforcing system can include a spool, box or other container and/or any other device or component for supplying raw bundle or roving to the system.
• the fiber used in such applications is supplied in its raw form.
• these filaments can be generally continuous through an entire length of roving 24.
• the roving or bundle is not composed of short, fuzzy and discontinuous filaments that are held together by friction or some other method.
• the filaments of a roving or bundle 24 can comprise nylon, glass, graphite, polyaramid and/or any other type of material having the desired or required characteristics (e.g., tensile strength).
• one or more non-carbon types of filaments e.g., non-carbonaceous synthetics
• any combination of carbon and/or non-carbon based fibers can be included in the roving or bundle that is splayed and placed on a pipe wall or other surface.
• the saturator 40 can be selectively heated to maintain the resin R at a desired temperature. This can further enhance the ability of the resin to adequately saturate or otherwise coat the filaments of the roving 24 as the resins come into contact with the roving (e.g., as roving is passed through a resin tank or other container, as resin is sprayed, dripped or otherwise applied to roving, etc.).
• the reinforcing system is configured so that the resin temperature is adjustable (e.g., automatically, partially- automatically, manually, etc.) so that the resin containing bundle comprises a desired temperature when it is applied to the pipe wall W.
• a user can manually direct additional resin R into the saturator's reservoir 44 to maintain a desired level.
• the user can manually open a valve or operate a pumping device to fill the reservoir 44.
• a user can manually transfer resin R into the reservoir 44 (e.g., using a bucket or other container).
• the resin R contained within the saturator reservoir 44 is maintained at a constant or substantially constant level using one or more other devices or methods.
• the reservoir 44 can be positioned on springs or other resilient members that are configured to automatically or manually lift and/or lower the bottom level of the reservoir to maintain a desired resin level therein.
• level sensing within a resin reservoir or other container is accomplished by measuring a weight of the reservoir or container, such as by using a load cell, balance, or other weight measurement device.
• float systems are adapted for use in determining a level of resin within the reservoir. In some instances, it may also be desirable to perform such fill level measurements without the sensor physically contacting the reservoir (or other container) or the contents within the reservoir.
• a reinforcing system can include any other type of sensor to help measure the level of resin within a reservoir, such as, for example, floats, sight glasses, ultrasonic, infrared, laser or similar systems, other light-based sensors and/or the like.
• the reinforcing system can comprise one or more resin eliminating devices to help remove excess resin from the bundle or roving as the bundle or roving is moved toward the positioning assembly.
• FIG. ID schematically illustrates one embodiment of a reinforcing system 10' that includes one or more resin removal devices 45 configured to remove excess resin after resin has been applied to raw roving or bundle.
• the resin removal device 45 is located immediately downstream of a resin reservoir or other resin source 40 (e.g. spray or dip applicator, etc.).
• one or more resin removal devices 45 can be located within a resin reservoir or other resin source, either in lieu of or in addition to being at a downstream and separate location from the reservoir or source.
• the resin removal device 45 can comprise one or more squeegees, wipers or wiper systems, rollers, other mechanical members or devices, and/or any other stationary or movable devices or members.
• FIG. IE illustrates one embodiment of a resin removal device 45 A comprising three rollers 47 or similar devices that are configured to provide a space or other opening O through which resin-laden bundle or roving 24 may be passed.
• the opening O is sized and shaped to squeeze a certain amount of resin from the bundle 24.
• the positioning assembly 100 can include a tube, pipe, other conduit and/or other hollow channel through which the CFRP bundle or roving 24' can be routed.
• the positioning assembly 100 comprises a distal arm 116 that is attached to a proximal arm 110 at a joint 114 or other connection point.
• the proximal and distal arms 110, 116 can include a unitary structure.
• the positioning assembly 100 includes more or fewer arms, joints and/or other components, as desired or required.
• the proximal arm 110 is substantially horizontal relative to the longitudinal axis of the pipe P.
• the positioning assembly 100 can comprise rollers 124 or other devices in each arm 110, 116, at or near the joint 114 between the arms and/or at any other location, either in lieu of or in addition to the roller 124 illustrated in FIGS. IA and 2 A.
• one or more pneumatic and/or mechanical devices are used to help advance the CFRP from the saturator to the applicator assembly 120 or head.
• the use of one or more rollers or similar devices can help to adequately spread, squeeze or otherwise shape the roving or bundle into a flatter orientation prior to contacting a pipe wall or other surface that is being reinforced.
• rollers can help ensure that the fibers of the bundle are not twisted, stretched and/or otherwise moved during the application process in a manner that would negatively affect the strength, flexibility, other structural characteristics, attachment or bonding characteristics and/or other properties of the resulting splayed layer.
• the rollers used in the reinforcing system can selectively moved using one or more mechanically and/or pneumatically-operated motors, such as, for example, AC motors, DC motors, servo motors, synchronous electric motors, induction motors, electrostatic motors, other types of motors, combinations thereof and/or the like.
• the pinch or press rollers 124 and/or any other device used to selectively deliver the CFRP roving 24' to the pipe wall W can be regulated using a controller.
• a controller for example, one or more pneumatic, mechanical and/or electrical connectors can be used to operatively connect a controller to the pinch or press roller 124 and/or any other portion of the positioning assembly 100.
• the controller comprises a handheld wand or other device (not shown) that a user can easily handle and manipulate during the execution of a pipe reinforcing procedure.
• a controller can be incorporated into an automatic or semi-automatic system, such as, for example, a robot or robotic assembly, that is adapted to make the necessary operational adjustments with limited or no user supervision.
• the CFRP roving 24' can be directed to a spreading member 130.
• the spreading member 130 can be adapted to splay or otherwise spread the resin-impregnated roving 24' in a desired manner.
• the spreading member 130 comprises a trowel, a press roller and/or the like.
• the spreading member 130 forces the splayed CFRP roving 24' against a portion of the pipe's inner wall W or other surface in need of reinforcement. Accordingly, if the resin comprises the desired or required cohesive characteristics, the splayed CFRP roving 24' will remain on the pipe wall W.
• the splayed CFRP roving 24' can be adapted to remain on the pipe wall W without the need for additional coating procedures or other treatment steps.
• the spreading member 130 e.g., trowel, roller or roller system, etc.
• the spreading member 130 can be shaped, sized and otherwise configured to enhance the placement of the CFRP roving 24' onto the pipe wall W by imparting an urging force against the roving 24'.
• the spreading member 130 comprises one or more rigid, semi-rigid and/or flexible materials, such as, for example, plastic or other polymeric materials, rubber or other elastomeric materials, metal, wood, another synthetic or natural material and/or the like.
• the spreading member 130 comprises a trowel that is approximately 8 inches wide.
• the approximate width of the trowel 130 is greater or less than 8 inches (e.g., less than 2 inches, 2 inches, 3 inches, 4 inches, 5 inches, 6 inches, 7 inches, 9 inches, 10 inches, 12 inches, 24 inches, less than 1 inch, greater than 24 inches, widths between these values, etc.).
• the size, shape and/or other characteristics of the trowel, roller system or other spreading member 130 can vary. Further, the spreading member 130 can be configured to be removed from the positioning assembly 100 for cleaning, maintenance, inspection, repair, replacement or any other purpose.
• the angle ⁇ (FIGS. IA and 2A) formed between the distal arm 116 and the proximal arm 110 (and thus, the surface of the pipe's inner wall W) can be fixed or adjustable.
• the filaments in the CFRP roving 24' can also be orientated at or near an angle ⁇ relative to pipe wall W.
• the angle ⁇ can be advantageously selected to satisfy certain design criteria and/or to achieve certain desired structural characteristics.
• the angle ⁇ is about 54.7° or approximately 54.7°.
• the angle ⁇ can be less than or greater than 54.7°, as desired or required for a particular project or design.
• the angle ⁇ is between about 0° and 10°, about 10° and 20°, about 20° and 30°, about 30° and 40°, about 40° and 50°, about 50° and 60°, about 60° and 70°, about 70° and 80°, about 80° and 90°, about 90° and 100°, about 100° and 110°, about 110° and 120°, about 120° and 130°, about 130° and 140°, about 140° and 150°, about 150° and 160°, about 160° and 170°, about 170° and 180°, values between such ranges and/or the like.
• the positioning assembly of the system includes only a single arm or member.
• the spread or splayed layers of CFRP roving 24' can be applied to a pipe wall W or other surface using a simpler positioning assembly lOOC.
• the positioning assembly IOOC can comprise a handheld arm, pole or other rod that a user selectively moves over a desired surface of a pipe wall W to place CFRP thereon. Additional details regarding such arrangements are provided below.
• a positioning assembly, a resin reservoir or applicator, a bundle or roving holder and/or other components of a system are included within a single robotic assembly.
• Such a robotic assembly can be configured to advantageously move along a longitudinal axis of a pipe or relative to a wall or other structural member in order to apply one or more layers of splayed and resin-impregnated CFRP thereon.
• the one or more applicator assemblies 120 or heads of the positioning assembly can be configured to deposit one, two or more layers of splayed or spread CFRP roving 24' over a particular section of the pipe wall W and/or any other portion of a structure (e.g., wall, column, beam, slab, etc.).
• a structure e.g., wall, column, beam, slab, etc.
• adjacent layers of splayed CFRP roving 24' are configured to at least partially overlap so that a section of the pipe's inner wall W is continuously covered by CFRP.
• adjacent splayed layer of CFRP can be configured to overlap by less than 1 A inch, 1 A inch, 1 inch, 2 inches, 3 inches, 4 inches, less than 1 A inch, more than 4 inches, ranges between such values and/or any other length.
• the positioning assembly 100 can be configured to be moved (e.g., either automatically or manually) within the pipe in order to provide successive layers of splayed CFRP roving 24' along a targeted section of the pipe wall W.
• a positioning assembly can be situated on a Tollable cart, tripod and/or other movable device.
• a positioning assembly can be incorporated into a robotic member or other automatically movable device.
• the length of the proximal and distal arms of the positioning assembly can be adjustable. This can advantageously permit the positioning assembly to be selectively sized according to the pipe P or other structure into which it will be inserted and used.
• the joint or other bending member located between adjacent arms and/or other portions of a positioning assembly is configured so that the angle ⁇ (e.g., the relative angle between the distal arm of the positioning assembly and the longitudinal axis of the pipe P) at which the fibers within the CFRP will be placed relative to the pipe wall W can be selectively adjusted.
• the reinforcing system includes a positioning assembly that does not comprise multiple arms or members, and thus, does not require a joint or other bending member.
• the controller of the system can be in data communication with a remote controller (e.g., handheld device) that permits a user to operate the system from a distance (e.g., while outside a pipe interior, generally away from a location of the wall, beam and/or other structure that is being reinforced using resin-impregnated fiber bundles or roving.
• a remote controller e.g., handheld device
• the reinforcement system comprises one or more cameras or other devices that advantageously provide visual feedback to an operator who is located at a remote location. This can further facilitate the operator's ability to accurately control the system.
• the system 1OB includes a handheld device H that is configured to be operatively connected, either directly or indirectly (e.g., through a controller C or main processor), to other devices or components of the system 1OB. As shown, a user can conveniently handle and manipulate such a handheld device H during the execution of a reinforcing procedure.
• a reinforcing system 1OC can be simplified so that a positioning assembly IOOC is configured to be handled and selectively moved directly by a user.
• the positioning assembly IOOC can include a shaft 11OC or other handle portion having an application assembly 120C at its distal end.
• the shaft HOC can be adapted to be grasped and manipulated by a user to place CFRP roving 24' being directed therethrough onto the pipe wall W.
• the user may be required to manually rotate and/or otherwise move the shaft HOC of the positioning assembly IOOC along a portion of the pipe wall W.
• the orientation of the CFRP layers 24" can be generally horizontal and/or diagonal, either in addition to or in lieu of vertical.
• the various layers 24" positioned on a wall, location or structure can be generally parallel or non-parallel (e.g., perpendicular, diagonal, etc.) to each other.
• CFRP layers 24" can be applied to a surface so that they completely or partially overlap, regardless of their relative orientation to each other.
• blasting and/or other scouring steps of a wall or other surface are performed automatically or manually.
• embodiments that utilize a robotic or other automated system to apply one or more layers of CFRP or other splayed resin-impregnated fiber can be configured to perform the necessary scouring, cleaning or other preparatory work.
• a separate device, system or procedure e.g., either manual
• a robotic or other automated system that blasts or otherwise scours a wall is configured to collect all, most or some of the materials used in the blasting or scouring procedure.
• the direct application of CFRP roving to a wall can advantageously eliminate the need for a tack coat and/or other base layers and/or other preparatory steps (e.g., dehumidifying the pipe).
• the systems, devices and methods disclosed herein, or equivalents thereof can advantageously require fewer tools, such as, for example, rollers, buckets, tables and/or the like. Further, it may be easier to transport the various goods required to complete the reinforcing procedures discussed and illustrated herein.
• the spools, bulk containers or other sources of raw carbon roving and the drums or other containers of resin generally do not require great care or special handling instructions during their delivery to a job site.
• the various devices, components, required tools and/or other equipment required for such systems can be quickly and easily transported, mobilized, set up and taken apart.
• certain preparatory steps or procedures are performed prior to the application of CFRP roving to an interior wall of a pipe or other surface.
• the wall or other surface to be treated can be cleaned to remove dirt, dust and other debris.
• a top layer of such a surface can be at least partially penetrated or removed.
• high pressure blasting procedure using water, other liquids or other fluids can be used.
• a primer and/or other coatings may also be applied to the surface on which the CFRP will be placed (e.g., using a spray, roller and/or the like).

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• Engineering & Computer Science (AREA)
• General Engineering & Computer Science (AREA)
• Mechanical Engineering (AREA)
• Manufacturing & Machinery (AREA)
• Moulding By Coating Moulds (AREA)

Applications Claiming Priority (2)

Publications (1)

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• 2010
  • 2010-02-19 EP EP10744383A patent/EP2399056A1/de not_active Withdrawn
  • 2010-02-19 KR KR1020117021987A patent/KR20120011845A/ko not_active Application Discontinuation
  • 2010-02-19 MX MX2011008738A patent/MX2011008738A/es not_active Application Discontinuation
  • 2010-02-19 US US12/709,388 patent/US20100212803A1/en not_active Abandoned
  • 2010-02-19 WO PCT/US2010/024789 patent/WO2010096690A1/en active Application Filing
  • 2010-02-19 SG SG2011059219A patent/SG173734A1/en unknown
  • 2010-02-19 CA CA2753204A patent/CA2753204A1/en not_active Abandoned

Non-Patent Citations (1)

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